/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 04:05:56,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 04:05:56,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 04:05:56,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 04:05:56,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf [2021-06-14 04:05:56,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 04:05:56,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 04:05:56,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 04:05:56,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 04:05:56,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 04:05:56,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 04:05:56,747 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 04:05:56,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 04:05:56,747 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 04:05:56,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 04:05:56,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 04:05:56,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 04:05:56,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 04:05:56,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 04:05:56,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 04:05:56,748 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 04:05:56,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 04:05:56,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 04:05:56,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 04:05:56,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 04:05:56,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 04:05:56,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 04:05:56,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 04:05:56,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 04:05:56,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 04:05:56,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 04:05:56,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 04:05:56,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 04:05:56,750 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 04:05:56,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 04:05:56,751 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 04:05:56,751 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 04:05:56,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 04:05:56,751 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 04:05:56,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 04:05:56,751 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 04:05:57,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 04:05:57,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 04:05:57,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 04:05:57,086 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 04:05:57,087 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 04:05:57,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl [2021-06-14 04:05:57,088 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl' [2021-06-14 04:05:57,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 04:05:57,122 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 04:05:57,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 04:05:57,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 04:05:57,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 04:05:57,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 04:05:57,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 04:05:57,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 04:05:57,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 04:05:57,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... [2021-06-14 04:05:57,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 04:05:57,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 04:05:57,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 04:05:57,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 04:05:57,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 04:05:57,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-14 04:05:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-14 04:05:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-14 04:05:57,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-14 04:05:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-14 04:05:57,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-14 04:05:57,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 04:05:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 04:05:57,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 04:05:57,253 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 04:05:57,530 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 04:05:57,530 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-14 04:05:57,531 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-14 04:05:57,531 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-14 04:05:57,532 INFO L202 PluginConnector]: Adding new model array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 04:05:57 BoogieIcfgContainer [2021-06-14 04:05:57,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 04:05:57,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 04:05:57,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 04:05:57,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 04:05:57,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:05:57" (1/2) ... [2021-06-14 04:05:57,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78f1e27a and model type array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 04:05:57, skipping insertion in model container [2021-06-14 04:05:57,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 04:05:57" (2/2) ... [2021-06-14 04:05:57,539 INFO L111 eAbstractionObserver]: Analyzing ICFG array-int-symm.wvr.bpl [2021-06-14 04:05:57,544 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 04:05:57,544 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 04:05:57,544 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 04:05:57,545 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 04:05:57,584 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-14 04:05:57,613 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 04:05:57,681 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 04:05:57,682 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 04:05:57,682 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 04:05:57,682 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 04:05:57,683 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 04:05:57,683 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 04:05:57,683 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 04:05:57,683 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 04:05:57,716 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:05:57,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:05:57,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1505634868, now seen corresponding path program 1 times [2021-06-14 04:05:57,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:05:57,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716899297] [2021-06-14 04:05:57,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:05:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:05:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:05:57,978 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:05:57,978 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716899297] [2021-06-14 04:05:57,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716899297] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 04:05:57,979 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 04:05:57,979 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 04:05:57,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242973808] [2021-06-14 04:05:57,988 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 04:05:57,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:05:58,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 04:05:58,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 04:05:58,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:58,009 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:05:58,010 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:05:58,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:58,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:05:58,066 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 04:05:58,066 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:05:58,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:05:58,069 INFO L82 PathProgramCache]: Analyzing trace with hash -571044354, now seen corresponding path program 1 times [2021-06-14 04:05:58,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:05:58,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165090625] [2021-06-14 04:05:58,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:05:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:05:58,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:05:58,154 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:05:58,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165090625] [2021-06-14 04:05:58,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165090625] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 04:05:58,155 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 04:05:58,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-14 04:05:58,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010233378] [2021-06-14 04:05:58,157 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-14 04:05:58,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:05:58,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-14 04:05:58,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-14 04:05:58,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:58,159 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:05:58,159 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:05:58,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:05:58,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:58,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:05:58,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:58,243 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 04:05:58,243 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:05:58,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:05:58,244 INFO L82 PathProgramCache]: Analyzing trace with hash 53328338, now seen corresponding path program 1 times [2021-06-14 04:05:58,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:05:58,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913544252] [2021-06-14 04:05:58,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:05:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:05:58,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:05:58,314 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:05:58,314 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913544252] [2021-06-14 04:05:58,315 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913544252] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:05:58,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6434296] [2021-06-14 04:05:58,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:05:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:05:58,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-14 04:05:58,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:05:58,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:05:58,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [6434296] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:05:58,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:05:58,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-14 04:05:58,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053046152] [2021-06-14 04:05:58,506 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 04:05:58,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:05:58,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 04:05:58,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-14 04:05:58,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:58,508 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:05:58,508 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:05:58,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:05:58,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:58,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:58,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:05:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:58,789 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:05:58,789 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:05:58,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:05:58,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1790621622, now seen corresponding path program 1 times [2021-06-14 04:05:58,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:05:58,790 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563736980] [2021-06-14 04:05:58,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:05:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:05:59,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:05:59,188 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:05:59,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563736980] [2021-06-14 04:05:59,190 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563736980] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:05:59,190 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266147511] [2021-06-14 04:05:59,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:05:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:05:59,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-14 04:05:59,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:05:59,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:05:59,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2021-06-14 04:05:59,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:05:59,685 INFO L628 ElimStorePlain]: treesize reduction 89, result has 11.0 percent of original size [2021-06-14 04:05:59,686 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:05:59,686 INFO L518 ElimStorePlain]: Eliminatee v_prenex_4 vanished before elimination [2021-06-14 04:05:59,686 INFO L518 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2021-06-14 04:05:59,687 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:05:59,688 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:107, output treesize:11 [2021-06-14 04:05:59,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:05:59,720 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266147511] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:05:59,720 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:05:59,720 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-06-14 04:05:59,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312797407] [2021-06-14 04:05:59,720 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-14 04:05:59,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:05:59,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-14 04:05:59,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-06-14 04:05:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:59,722 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:05:59,722 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:05:59,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:05:59,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:59,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:59,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:05:59,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:05:59,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:59,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:05:59,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:00,089 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:00,089 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:00,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:00,090 INFO L82 PathProgramCache]: Analyzing trace with hash -326389572, now seen corresponding path program 2 times [2021-06-14 04:06:00,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:00,090 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240442116] [2021-06-14 04:06:00,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:00,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:00,181 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:00,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240442116] [2021-06-14 04:06:00,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240442116] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:00,182 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066804013] [2021-06-14 04:06:00,182 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:00,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:06:00,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:00,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-14 04:06:00,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:00,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:00,415 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:00,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:00,419 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:00,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:00,424 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:00,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:00,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:00,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:00,436 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:00,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:00,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:00,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:00,448 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:00,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:00,453 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:00,486 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:00,486 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:00,488 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:00,488 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:00,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:00,517 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066804013] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:00,517 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:00,517 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-06-14 04:06:00,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843033902] [2021-06-14 04:06:00,518 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-14 04:06:00,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:00,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-14 04:06:00,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-06-14 04:06:00,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:00,522 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:00,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:00,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:00,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:00,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:00,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:00,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:00,999 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:01,000 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:01,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:01,000 INFO L82 PathProgramCache]: Analyzing trace with hash -2104370164, now seen corresponding path program 3 times [2021-06-14 04:06:01,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:01,000 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722894] [2021-06-14 04:06:01,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:01,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:01,095 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:01,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722894] [2021-06-14 04:06:01,095 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722894] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:01,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114331371] [2021-06-14 04:06:01,095 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:01,143 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-14 04:06:01,143 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:01,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-14 04:06:01,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:01,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:01,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:01,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:01,270 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:01,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:01,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:01,276 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:01,300 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:01,300 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:01,302 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:01,303 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:01,322 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1114331371] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:01,324 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:01,325 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-06-14 04:06:01,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682161022] [2021-06-14 04:06:01,326 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-14 04:06:01,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:01,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-14 04:06:01,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-06-14 04:06:01,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:01,327 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:01,327 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:01,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:01,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:01,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:01,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:01,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:01,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:01,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:01,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:01,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:01,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:01,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:01,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:01,620 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-14 04:06:01,621 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:01,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:01,621 INFO L82 PathProgramCache]: Analyzing trace with hash -812050650, now seen corresponding path program 4 times [2021-06-14 04:06:01,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:01,622 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568972374] [2021-06-14 04:06:01,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:02,081 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:02,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568972374] [2021-06-14 04:06:02,081 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568972374] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:02,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137234916] [2021-06-14 04:06:02,081 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:02,123 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:06:02,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:02,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-14 04:06:02,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:02,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:02,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:02,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:02,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2021-06-14 04:06:02,557 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:02,574 INFO L628 ElimStorePlain]: treesize reduction 111, result has 9.0 percent of original size [2021-06-14 04:06:02,574 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:02,574 INFO L518 ElimStorePlain]: Eliminatee v_prenex_12 vanished before elimination [2021-06-14 04:06:02,574 INFO L518 ElimStorePlain]: Eliminatee v_prenex_11 vanished before elimination [2021-06-14 04:06:02,575 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:02,575 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:140, output treesize:11 [2021-06-14 04:06:02,605 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:02,605 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137234916] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:02,605 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:02,605 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 14 [2021-06-14 04:06:02,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168357477] [2021-06-14 04:06:02,606 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-14 04:06:02,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:02,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-14 04:06:02,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-06-14 04:06:02,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:02,606 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:02,606 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:02,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:02,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:02,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:02,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:02,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:02,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:02,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:03,205 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2021-06-14 04:06:03,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:03,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:03,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:03,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:03,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:03,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:03,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:03,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:03,601 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:03,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:03,601 INFO L82 PathProgramCache]: Analyzing trace with hash 595148620, now seen corresponding path program 5 times [2021-06-14 04:06:03,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:03,601 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933869713] [2021-06-14 04:06:03,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:03,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:03,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933869713] [2021-06-14 04:06:03,687 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933869713] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:03,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578366529] [2021-06-14 04:06:03,687 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:03,737 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-14 04:06:03,738 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:03,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-14 04:06:03,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:03,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:03,967 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:03,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:03,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:03,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:03,973 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:03,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:03,977 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:03,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:03,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:03,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:03,983 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:03,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:03,987 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:03,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:03,994 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:04,026 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:04,026 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:04,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:04,028 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:04,061 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:04,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1578366529] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:04,061 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:04,061 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-06-14 04:06:04,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936012578] [2021-06-14 04:06:04,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-14 04:06:04,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:04,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-14 04:06:04,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-06-14 04:06:04,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:04,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:04,063 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:04,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:04,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:04,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:04,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:04,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:04,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:04,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:04,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:04,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:04,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:04,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:04,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:04,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:04,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:04,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:04,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:04,644 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-06-14 04:06:04,645 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:04,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:04,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1312325116, now seen corresponding path program 6 times [2021-06-14 04:06:04,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:04,646 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382352632] [2021-06-14 04:06:04,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:04,731 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:04,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:04,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382352632] [2021-06-14 04:06:04,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382352632] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:04,732 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877491111] [2021-06-14 04:06:04,732 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:04,766 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-14 04:06:04,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:04,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-14 04:06:04,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:04,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:04,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:04,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:04,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:04,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:04,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:04,943 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:04,964 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:04,964 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:04,965 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:04,966 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:04,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1877491111] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:04,986 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:04,986 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-06-14 04:06:04,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722177303] [2021-06-14 04:06:04,987 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-14 04:06:04,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:04,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-14 04:06:04,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-06-14 04:06:04,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:04,988 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:04,988 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:04,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:05,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:05,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:05,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:05,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:05,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:05,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:05,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:05,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:05,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:05,331 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-06-14 04:06:05,332 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:05,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:05,332 INFO L82 PathProgramCache]: Analyzing trace with hash 2026287926, now seen corresponding path program 7 times [2021-06-14 04:06:05,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:05,332 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821870001] [2021-06-14 04:06:05,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:05,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:05,671 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:05,671 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821870001] [2021-06-14 04:06:05,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821870001] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:05,671 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603120393] [2021-06-14 04:06:05,671 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:05,713 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-14 04:06:05,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:06,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:06,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:06,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:06,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:06,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:06,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 35 [2021-06-14 04:06:06,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:06,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:06,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:06,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2021-06-14 04:06:06,366 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:06,383 INFO L628 ElimStorePlain]: treesize reduction 105, result has 9.5 percent of original size [2021-06-14 04:06:06,383 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-14 04:06:06,383 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:06,383 INFO L518 ElimStorePlain]: Eliminatee v_prenex_18 vanished before elimination [2021-06-14 04:06:06,384 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:06,384 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:173, output treesize:11 [2021-06-14 04:06:06,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:06,398 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603120393] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:06,398 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:06,399 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 17 [2021-06-14 04:06:06,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724638305] [2021-06-14 04:06:06,399 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-14 04:06:06,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:06,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-14 04:06:06,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-06-14 04:06:06,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:06,400 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:06,400 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:06,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:06,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:06,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:06,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:06,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:06,990 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-14 04:06:06,991 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:06,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:06,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1610668740, now seen corresponding path program 8 times [2021-06-14 04:06:06,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:06,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619738787] [2021-06-14 04:06:06,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:07,098 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:07,098 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619738787] [2021-06-14 04:06:07,098 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619738787] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:07,098 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187020831] [2021-06-14 04:06:07,099 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:07,145 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:06:07,145 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:07,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-14 04:06:07,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:07,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:07,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:07,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:07,382 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:07,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:07,386 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:07,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:07,390 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:07,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:07,394 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:07,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:07,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:07,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:07,399 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:07,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:07,402 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:07,430 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:07,430 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:07,431 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:07,432 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:07,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:07,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [187020831] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:07,465 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:07,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-14 04:06:07,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103426910] [2021-06-14 04:06:07,466 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-14 04:06:07,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:07,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-14 04:06:07,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-06-14 04:06:07,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:07,467 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:07,467 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:07,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:07,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:07,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:07,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:07,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:07,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:08,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:08,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:08,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:08,233 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:08,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:08,233 INFO L82 PathProgramCache]: Analyzing trace with hash -853033844, now seen corresponding path program 9 times [2021-06-14 04:06:08,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:08,233 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080074495] [2021-06-14 04:06:08,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:08,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:08,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:08,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080074495] [2021-06-14 04:06:08,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080074495] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:08,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1602683023] [2021-06-14 04:06:08,357 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:08,392 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-14 04:06:08,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:08,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-14 04:06:08,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:08,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:08,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:08,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:08,603 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:08,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:08,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:08,607 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:08,628 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:08,628 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:08,635 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:08,635 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:08,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1602683023] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:08,656 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:08,656 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-14 04:06:08,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3031194] [2021-06-14 04:06:08,656 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-14 04:06:08,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:08,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-14 04:06:08,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-06-14 04:06:08,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:08,657 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:08,657 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 19 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:08,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:08,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:08,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:08,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:08,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:09,051 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:09,051 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:09,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:09,051 INFO L82 PathProgramCache]: Analyzing trace with hash -675330394, now seen corresponding path program 10 times [2021-06-14 04:06:09,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:09,052 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492905258] [2021-06-14 04:06:09,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:09,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:09,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492905258] [2021-06-14 04:06:09,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492905258] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:09,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1809734683] [2021-06-14 04:06:09,626 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:09,660 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:06:09,661 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:09,662 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 53 conjunts are in the unsatisfiable core [2021-06-14 04:06:09,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:10,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:10,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:10,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:10,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:10,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:10,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:10,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:10,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:10,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 40 [2021-06-14 04:06:10,514 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:10,537 INFO L628 ElimStorePlain]: treesize reduction 151, result has 6.8 percent of original size [2021-06-14 04:06:10,538 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:10,538 INFO L518 ElimStorePlain]: Eliminatee v_prenex_30 vanished before elimination [2021-06-14 04:06:10,538 INFO L518 ElimStorePlain]: Eliminatee v_prenex_29 vanished before elimination [2021-06-14 04:06:10,538 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:10,539 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:206, output treesize:11 [2021-06-14 04:06:10,574 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:10,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1809734683] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:10,574 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:10,574 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 22 [2021-06-14 04:06:10,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376461175] [2021-06-14 04:06:10,575 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-14 04:06:10,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:10,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-14 04:06:10,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2021-06-14 04:06:10,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:10,576 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:10,576 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:10,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:11,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:11,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:11,331 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:11,331 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:11,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:11,332 INFO L82 PathProgramCache]: Analyzing trace with hash 538509260, now seen corresponding path program 11 times [2021-06-14 04:06:11,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:11,332 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854162625] [2021-06-14 04:06:11,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:11,461 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:11,461 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854162625] [2021-06-14 04:06:11,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854162625] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:11,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87835816] [2021-06-14 04:06:11,462 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:11,508 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-14 04:06:11,509 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:11,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-14 04:06:11,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:11,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:11,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:11,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:11,815 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:11,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:11,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:11,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:11,820 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:11,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:11,823 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:11,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:11,827 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:11,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:11,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:11,831 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:11,864 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:11,864 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:11,866 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:11,866 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:11,896 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [87835816] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:11,896 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:11,896 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-06-14 04:06:11,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849803780] [2021-06-14 04:06:11,896 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-14 04:06:11,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:11,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-14 04:06:11,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2021-06-14 04:06:11,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:11,897 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:11,897 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 23 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:11,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:11,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:11,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:11,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:11,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:11,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:12,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:12,840 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:12,841 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:12,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:12,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1744612740, now seen corresponding path program 12 times [2021-06-14 04:06:12,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:12,843 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870474412] [2021-06-14 04:06:12,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:12,988 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:12,992 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870474412] [2021-06-14 04:06:12,992 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870474412] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:12,993 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2070609677] [2021-06-14 04:06:12,993 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:13,024 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-14 04:06:13,024 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:13,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-14 04:06:13,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:13,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:13,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:13,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:13,289 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:13,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:13,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:13,293 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:13,314 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:13,314 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:13,315 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:13,315 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:13,336 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:13,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2070609677] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:13,337 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:13,337 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-06-14 04:06:13,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984693921] [2021-06-14 04:06:13,337 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-14 04:06:13,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:13,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-14 04:06:13,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2021-06-14 04:06:13,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:13,338 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:13,338 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:13,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:13,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:13,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:13,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:13,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:13,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:13,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:13,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:13,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:13,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:13,835 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:13,836 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:13,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:13,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1750494902, now seen corresponding path program 13 times [2021-06-14 04:06:13,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:13,836 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213203302] [2021-06-14 04:06:13,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:14,557 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:14,557 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:14,558 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213203302] [2021-06-14 04:06:14,558 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213203302] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:14,558 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919694689] [2021-06-14 04:06:14,558 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:14,598 WARN L261 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 65 conjunts are in the unsatisfiable core [2021-06-14 04:06:14,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:15,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:15,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:15,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-06-14 04:06:15,813 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:15,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 49 [2021-06-14 04:06:15,826 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:15,843 INFO L628 ElimStorePlain]: treesize reduction 117, result has 8.6 percent of original size [2021-06-14 04:06:15,843 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:15,843 INFO L518 ElimStorePlain]: Eliminatee v_prenex_39 vanished before elimination [2021-06-14 04:06:15,843 INFO L518 ElimStorePlain]: Eliminatee v_prenex_38 vanished before elimination [2021-06-14 04:06:15,844 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:15,844 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:239, output treesize:11 [2021-06-14 04:06:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:15,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919694689] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:15,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:15,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2021-06-14 04:06:15,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678027283] [2021-06-14 04:06:15,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-14 04:06:15,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:15,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-14 04:06:15,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=586, Unknown=0, NotChecked=0, Total=650 [2021-06-14 04:06:15,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:15,887 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:15,887 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 26 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:15,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:15,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:15,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:17,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-06-14 04:06:17,181 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:17,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:17,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1570317892, now seen corresponding path program 14 times [2021-06-14 04:06:17,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:17,181 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309697689] [2021-06-14 04:06:17,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:17,337 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:17,337 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:17,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309697689] [2021-06-14 04:06:17,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309697689] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:17,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31944472] [2021-06-14 04:06:17,337 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:17,374 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:06:17,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:17,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-14 04:06:17,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:17,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:17,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:17,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:17,801 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:17,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:17,805 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:17,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:17,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:17,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:17,810 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:17,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:17,814 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:17,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:17,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:17,819 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:17,848 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:17,848 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:17,849 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:17,850 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:17,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31944472] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:17,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:17,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-06-14 04:06:17,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947002284] [2021-06-14 04:06:17,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-14 04:06:17,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:17,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-14 04:06:17,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=638, Unknown=0, NotChecked=0, Total=702 [2021-06-14 04:06:17,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:17,887 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:17,887 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:17,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:17,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:17,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:17,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:18,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:18,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:18,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:18,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:18,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:18,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:18,973 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:18,973 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:18,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:18,974 INFO L82 PathProgramCache]: Analyzing trace with hash 667344140, now seen corresponding path program 15 times [2021-06-14 04:06:18,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:18,974 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145905738] [2021-06-14 04:06:18,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:19,163 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:19,163 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145905738] [2021-06-14 04:06:19,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145905738] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:19,164 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238992836] [2021-06-14 04:06:19,164 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:19,203 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-14 04:06:19,204 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:19,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-14 04:06:19,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:19,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:19,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:19,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:19,546 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:19,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:19,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:19,550 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:19,576 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:19,576 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:19,577 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:19,577 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:19,608 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:19,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [238992836] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:19,608 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:19,608 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-06-14 04:06:19,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837437801] [2021-06-14 04:06:19,609 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-14 04:06:19,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:19,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-14 04:06:19,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=638, Unknown=0, NotChecked=0, Total=702 [2021-06-14 04:06:19,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:19,610 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:19,610 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 27 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:19,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:19,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:19,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:19,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:19,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:19,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:19,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:20,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:20,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:20,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:20,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:20,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:20,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:20,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:20,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable128 [2021-06-14 04:06:20,313 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:20,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:20,313 INFO L82 PathProgramCache]: Analyzing trace with hash -788253146, now seen corresponding path program 16 times [2021-06-14 04:06:20,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:20,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890136612] [2021-06-14 04:06:20,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:21,086 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:21,086 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:21,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890136612] [2021-06-14 04:06:21,086 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890136612] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:21,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674584335] [2021-06-14 04:06:21,086 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:21,119 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:06:21,120 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:21,121 WARN L261 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 77 conjunts are in the unsatisfiable core [2021-06-14 04:06:21,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:22,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:22,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:22,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 54 [2021-06-14 04:06:22,732 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:22,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:22,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:22,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 56 [2021-06-14 04:06:22,749 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:22,761 INFO L628 ElimStorePlain]: treesize reduction 134, result has 7.6 percent of original size [2021-06-14 04:06:22,762 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:22,762 INFO L518 ElimStorePlain]: Eliminatee v_prenex_47 vanished before elimination [2021-06-14 04:06:22,762 INFO L518 ElimStorePlain]: Eliminatee v_prenex_48 vanished before elimination [2021-06-14 04:06:22,762 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:22,762 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:272, output treesize:11 [2021-06-14 04:06:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:22,799 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674584335] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:22,799 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:22,799 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 30 [2021-06-14 04:06:22,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361071894] [2021-06-14 04:06:22,799 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-14 04:06:22,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:22,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-14 04:06:22,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=796, Unknown=0, NotChecked=0, Total=870 [2021-06-14 04:06:22,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:22,800 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:22,800 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.3333333333333333) internal successors, (40), 30 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:22,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:22,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:22,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:22,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:22,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:24,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:24,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:24,453 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:24,453 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:24,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:24,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1332871244, now seen corresponding path program 17 times [2021-06-14 04:06:24,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:24,458 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098063287] [2021-06-14 04:06:24,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:24,655 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:24,656 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:24,656 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098063287] [2021-06-14 04:06:24,656 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098063287] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:24,656 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934992032] [2021-06-14 04:06:24,656 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:24,692 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-14 04:06:24,692 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:24,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-14 04:06:24,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:25,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:25,154 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:25,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:25,158 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:25,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:25,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:25,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:25,161 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:25,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:25,164 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:25,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:25,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:25,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:25,169 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:25,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:25,172 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:25,200 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:25,200 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:25,201 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:25,201 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:25,238 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:25,239 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934992032] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:25,239 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:25,239 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 31 [2021-06-14 04:06:25,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850732916] [2021-06-14 04:06:25,239 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-14 04:06:25,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:25,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-14 04:06:25,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-06-14 04:06:25,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:25,245 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:25,245 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 31 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:25,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:25,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:26,742 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2021-06-14 04:06:26,743 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:26,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:26,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1980917500, now seen corresponding path program 18 times [2021-06-14 04:06:26,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:26,743 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25161951] [2021-06-14 04:06:26,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:26,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:26,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25161951] [2021-06-14 04:06:26,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25161951] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:26,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244004783] [2021-06-14 04:06:26,938 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:26,974 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-14 04:06:26,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:26,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-14 04:06:26,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:27,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:27,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:27,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:27,343 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:27,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:27,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:27,347 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:27,367 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:27,367 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:27,368 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:27,368 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:27,396 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244004783] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:27,396 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:27,396 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 31 [2021-06-14 04:06:27,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524431761] [2021-06-14 04:06:27,396 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-14 04:06:27,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:27,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-14 04:06:27,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-06-14 04:06:27,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:27,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:27,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 31 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:27,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:27,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:27,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:28,125 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:28,126 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:28,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:28,126 INFO L82 PathProgramCache]: Analyzing trace with hash 1277815350, now seen corresponding path program 19 times [2021-06-14 04:06:28,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:28,126 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957974185] [2021-06-14 04:06:28,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:29,345 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:29,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957974185] [2021-06-14 04:06:29,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957974185] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:29,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97797300] [2021-06-14 04:06:29,345 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:29,381 WARN L261 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 89 conjunts are in the unsatisfiable core [2021-06-14 04:06:29,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:31,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:31,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:31,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-06-14 04:06:31,656 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:31,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:31,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 61 [2021-06-14 04:06:31,682 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:31,742 INFO L628 ElimStorePlain]: treesize reduction 124, result has 48.1 percent of original size [2021-06-14 04:06:31,742 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:31,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 63 [2021-06-14 04:06:31,764 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:31,774 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:06:31,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:31,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2021-06-14 04:06:31,778 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-14 04:06:31,789 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:06:31,790 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-14 04:06:31,790 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:389, output treesize:22 [2021-06-14 04:06:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:31,853 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97797300] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:31,853 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:31,853 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 35 [2021-06-14 04:06:31,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866305189] [2021-06-14 04:06:31,853 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-14 04:06:31,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:31,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-14 04:06:31,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=1117, Unknown=0, NotChecked=0, Total=1190 [2021-06-14 04:06:31,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:31,854 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:31,854 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 35 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:31,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:31,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:33,367 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2021-06-14 04:06:33,755 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-06-14 04:06:34,111 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 119 [2021-06-14 04:06:34,351 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 115 [2021-06-14 04:06:34,584 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 115 [2021-06-14 04:06:34,854 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 115 [2021-06-14 04:06:35,152 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 120 [2021-06-14 04:06:35,405 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 119 [2021-06-14 04:06:35,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:35,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:35,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:35,785 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:35,785 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:35,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:35,785 INFO L82 PathProgramCache]: Analyzing trace with hash 956485180, now seen corresponding path program 20 times [2021-06-14 04:06:35,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:35,785 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092059749] [2021-06-14 04:06:35,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:36,053 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:36,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092059749] [2021-06-14 04:06:36,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092059749] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:36,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820532985] [2021-06-14 04:06:36,053 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:36,097 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:06:36,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:36,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-14 04:06:36,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:36,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:36,660 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:36,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:36,663 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:36,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:36,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:36,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:36,667 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:36,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:36,671 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:36,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:36,674 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:36,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:36,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:36,678 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:36,710 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:36,711 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:36,712 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:36,712 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:36,761 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:36,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820532985] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:36,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:36,762 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 35 [2021-06-14 04:06:36,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529275083] [2021-06-14 04:06:36,762 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-14 04:06:36,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:36,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-14 04:06:36,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=1106, Unknown=0, NotChecked=0, Total=1190 [2021-06-14 04:06:36,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:36,763 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:36,764 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.2285714285714286) internal successors, (43), 35 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:36,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:36,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:38,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:38,191 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:38,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:38,191 INFO L82 PathProgramCache]: Analyzing trace with hash -428917364, now seen corresponding path program 21 times [2021-06-14 04:06:38,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:38,191 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182253739] [2021-06-14 04:06:38,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:38,473 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:38,473 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182253739] [2021-06-14 04:06:38,473 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182253739] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:38,473 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755203972] [2021-06-14 04:06:38,473 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:38,519 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-14 04:06:38,519 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:38,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-14 04:06:38,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:39,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:39,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:39,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:39,031 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:39,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:39,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:39,034 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:39,060 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:39,060 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:39,061 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:39,061 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:39,098 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:39,098 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755203972] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:39,099 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:39,099 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 35 [2021-06-14 04:06:39,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355347765] [2021-06-14 04:06:39,099 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-14 04:06:39,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:39,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-14 04:06:39,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=1106, Unknown=0, NotChecked=0, Total=1190 [2021-06-14 04:06:39,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:39,100 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:39,100 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 35 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:39,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:39,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:39,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:39,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:39,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:39,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:39,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:39,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:39,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:39,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:39,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:39,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:39,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:39,931 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:39,932 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:39,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:39,932 INFO L82 PathProgramCache]: Analyzing trace with hash -412621402, now seen corresponding path program 22 times [2021-06-14 04:06:39,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:39,932 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517839567] [2021-06-14 04:06:39,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:40,499 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:40,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517839567] [2021-06-14 04:06:40,499 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517839567] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:40,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091858764] [2021-06-14 04:06:40,499 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:40,537 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:06:40,537 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:40,538 WARN L261 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-14 04:06:40,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:41,555 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-06-14 04:06:41,761 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-06-14 04:06:41,986 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-06-14 04:06:42,251 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-06-14 04:06:42,473 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-06-14 04:06:42,678 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-06-14 04:06:42,892 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-06-14 04:06:42,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:42,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:42,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 68 [2021-06-14 04:06:43,002 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:43,027 INFO L628 ElimStorePlain]: treesize reduction 243, result has 4.3 percent of original size [2021-06-14 04:06:43,027 INFO L518 ElimStorePlain]: Eliminatee v_prenex_71 vanished before elimination [2021-06-14 04:06:43,027 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-14 04:06:43,027 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:43,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:43,028 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:338, output treesize:11 [2021-06-14 04:06:43,070 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:43,070 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2091858764] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:43,070 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:43,070 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 38 [2021-06-14 04:06:43,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6791042] [2021-06-14 04:06:43,070 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-14 04:06:43,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:43,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-14 04:06:43,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1305, Unknown=0, NotChecked=0, Total=1406 [2021-06-14 04:06:43,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:43,071 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:43,071 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.263157894736842) internal successors, (48), 38 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:43,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:43,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:44,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:44,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:44,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:44,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:44,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:06:44,368 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:44,369 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:44,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:44,369 INFO L82 PathProgramCache]: Analyzing trace with hash 92553420, now seen corresponding path program 23 times [2021-06-14 04:06:44,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:44,369 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887526943] [2021-06-14 04:06:44,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:44,626 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:44,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:44,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887526943] [2021-06-14 04:06:44,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887526943] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:44,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [935186981] [2021-06-14 04:06:44,626 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:44,667 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-14 04:06:44,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:44,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-14 04:06:44,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:45,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:45,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:45,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:06:45,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:45,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:45,328 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:45,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:06:45,331 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:45,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:45,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:45,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:45,336 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:45,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:45,339 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:45,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:06:45,343 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:45,372 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:06:45,372 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:45,376 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:06:45,377 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:06:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:45,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [935186981] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:45,416 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:45,417 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 39 [2021-06-14 04:06:45,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041769562] [2021-06-14 04:06:45,417 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-14 04:06:45,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:45,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-14 04:06:45,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1388, Unknown=0, NotChecked=0, Total=1482 [2021-06-14 04:06:45,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:45,418 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:45,418 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 1.205128205128205) internal successors, (47), 39 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:45,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:06:45,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:06:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:06:47,006 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable231 [2021-06-14 04:06:47,007 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:47,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:47,007 INFO L82 PathProgramCache]: Analyzing trace with hash 94747516, now seen corresponding path program 24 times [2021-06-14 04:06:47,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:47,007 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582227654] [2021-06-14 04:06:47,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:47,275 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:47,276 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:47,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582227654] [2021-06-14 04:06:47,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582227654] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:47,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517853731] [2021-06-14 04:06:47,276 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:47,318 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-14 04:06:47,318 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:47,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-14 04:06:47,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:47,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:47,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:47,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:06:47,840 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:47,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:47,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:06:47,843 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:47,864 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:06:47,864 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:06:47,865 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:06:47,865 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:06:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:47,897 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517853731] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:47,897 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:47,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 39 [2021-06-14 04:06:47,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043329784] [2021-06-14 04:06:47,898 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-14 04:06:47,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:47,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-14 04:06:47,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1388, Unknown=0, NotChecked=0, Total=1482 [2021-06-14 04:06:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:47,899 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:47,899 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 39 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:47,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:06:47,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:06:47,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:06:48,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:06:48,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:06:48,661 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable238 [2021-06-14 04:06:48,661 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:48,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:48,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1358879306, now seen corresponding path program 25 times [2021-06-14 04:06:48,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:48,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383715535] [2021-06-14 04:06:48,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:49,937 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:49,937 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383715535] [2021-06-14 04:06:49,937 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383715535] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:49,937 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [365870463] [2021-06-14 04:06:49,937 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:49,984 WARN L261 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 113 conjunts are in the unsatisfiable core [2021-06-14 04:06:49,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:06:51,517 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 108 [2021-06-14 04:06:51,784 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-06-14 04:06:52,111 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-06-14 04:06:52,637 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 108 [2021-06-14 04:06:52,933 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-06-14 04:06:53,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:53,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:53,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 75 [2021-06-14 04:06:53,353 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:53,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:53,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 77 [2021-06-14 04:06:53,384 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:53,452 INFO L628 ElimStorePlain]: treesize reduction 146, result has 47.5 percent of original size [2021-06-14 04:06:53,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:06:53,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2021-06-14 04:06:53,457 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-14 04:06:53,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:06:53,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:06:53,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 62 [2021-06-14 04:06:53,511 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:06:53,520 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:06:53,520 INFO L518 ElimStorePlain]: Eliminatee v_prenex_84 vanished before elimination [2021-06-14 04:06:53,523 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-14 04:06:53,523 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:477, output treesize:22 [2021-06-14 04:06:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:53,598 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [365870463] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:53,598 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:06:53,598 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 43 [2021-06-14 04:06:53,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399235746] [2021-06-14 04:06:53,598 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-14 04:06:53,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:06:53,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-14 04:06:53,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1714, Unknown=0, NotChecked=0, Total=1806 [2021-06-14 04:06:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:53,599 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:06:53,599 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:06:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:53,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:53,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:06:53,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:06:56,060 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2021-06-14 04:06:56,508 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 95 [2021-06-14 04:06:56,928 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 129 [2021-06-14 04:06:57,233 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 130 [2021-06-14 04:06:57,523 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 130 [2021-06-14 04:06:57,813 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 130 [2021-06-14 04:06:58,105 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2021-06-14 04:06:58,397 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 130 [2021-06-14 04:06:58,696 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 130 [2021-06-14 04:06:58,983 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 130 [2021-06-14 04:06:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:06:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:06:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:06:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:06:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:06:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:06:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:06:59,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:06:59,274 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241,28 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:59,275 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:06:59,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:06:59,275 INFO L82 PathProgramCache]: Analyzing trace with hash 823329468, now seen corresponding path program 26 times [2021-06-14 04:06:59,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:06:59,275 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428975057] [2021-06-14 04:06:59,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:06:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:06:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:06:59,578 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:06:59,578 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428975057] [2021-06-14 04:06:59,578 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428975057] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:06:59,578 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930090029] [2021-06-14 04:06:59,578 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:06:59,619 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:06:59,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:06:59,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-14 04:06:59,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:00,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:00,358 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:00,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:00,362 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:00,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:00,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:00,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:07:00,365 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:00,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:00,368 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:00,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:00,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:00,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:07:00,372 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:00,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:00,375 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:00,403 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:07:00,403 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:00,404 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:07:00,404 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:07:00,446 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:00,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930090029] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:00,447 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:00,447 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 43 [2021-06-14 04:07:00,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610434444] [2021-06-14 04:07:00,447 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-14 04:07:00,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:00,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-14 04:07:00,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1702, Unknown=0, NotChecked=0, Total=1806 [2021-06-14 04:07:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:00,448 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:00,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.186046511627907) internal successors, (51), 43 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:00,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:00,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:00,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:00,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:00,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:00,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:00,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:02,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:02,315 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:02,315 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:02,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:02,315 INFO L82 PathProgramCache]: Analyzing trace with hash 891346444, now seen corresponding path program 27 times [2021-06-14 04:07:02,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:02,316 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887194906] [2021-06-14 04:07:02,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:02,636 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:02,636 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887194906] [2021-06-14 04:07:02,636 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887194906] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:02,636 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964726331] [2021-06-14 04:07:02,636 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:02,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-14 04:07:02,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:02,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-14 04:07:02,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:03,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:03,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:03,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:07:03,343 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:03,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:03,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:07:03,346 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:03,367 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:07:03,367 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:03,368 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:07:03,368 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:07:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:03,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964726331] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:03,404 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:03,404 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 43 [2021-06-14 04:07:03,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693076318] [2021-06-14 04:07:03,404 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-14 04:07:03,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:03,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-14 04:07:03,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1702, Unknown=0, NotChecked=0, Total=1806 [2021-06-14 04:07:03,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:03,405 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:03,405 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:03,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:03,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:04,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:04,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:04,329 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable287 [2021-06-14 04:07:04,329 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:04,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:04,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1860850982, now seen corresponding path program 28 times [2021-06-14 04:07:04,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:04,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130648575] [2021-06-14 04:07:04,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:05,572 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:05,572 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:05,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130648575] [2021-06-14 04:07:05,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130648575] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:05,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460234996] [2021-06-14 04:07:05,572 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:05,614 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:07:05,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:05,616 WARN L261 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 125 conjunts are in the unsatisfiable core [2021-06-14 04:07:05,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:07,124 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-06-14 04:07:07,394 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-06-14 04:07:07,730 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-06-14 04:07:08,015 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-06-14 04:07:08,292 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-06-14 04:07:08,614 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-06-14 04:07:08,969 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-06-14 04:07:09,320 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-06-14 04:07:09,680 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-06-14 04:07:09,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:09,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:09,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 82 [2021-06-14 04:07:09,794 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:09,824 INFO L628 ElimStorePlain]: treesize reduction 287, result has 3.7 percent of original size [2021-06-14 04:07:09,825 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:09,825 INFO L518 ElimStorePlain]: Eliminatee v_prenex_100 vanished before elimination [2021-06-14 04:07:09,825 INFO L518 ElimStorePlain]: Eliminatee v_prenex_99 vanished before elimination [2021-06-14 04:07:09,825 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:07:09,825 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:404, output treesize:11 [2021-06-14 04:07:09,833 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:09,833 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460234996] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:09,833 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:09,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24] total 45 [2021-06-14 04:07:09,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449270048] [2021-06-14 04:07:09,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-06-14 04:07:09,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:09,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-06-14 04:07:09,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1889, Unknown=0, NotChecked=0, Total=1980 [2021-06-14 04:07:09,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:09,834 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:09,834 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 1.1777777777777778) internal successors, (53), 45 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:09,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:09,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:09,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:09,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:09,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:09,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:09,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:09,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:12,649 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2021-06-14 04:07:13,230 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2021-06-14 04:07:13,827 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2021-06-14 04:07:14,420 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2021-06-14 04:07:14,677 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2021-06-14 04:07:15,234 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 96 [2021-06-14 04:07:15,688 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 130 [2021-06-14 04:07:16,027 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 131 [2021-06-14 04:07:16,377 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 131 [2021-06-14 04:07:16,752 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 131 [2021-06-14 04:07:17,126 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 130 [2021-06-14 04:07:17,478 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 131 [2021-06-14 04:07:17,797 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 131 [2021-06-14 04:07:18,110 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 131 [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:18,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:18,497 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:18,497 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:18,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:18,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1850720588, now seen corresponding path program 29 times [2021-06-14 04:07:18,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:18,498 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205345281] [2021-06-14 04:07:18,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:18,909 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:18,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:18,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205345281] [2021-06-14 04:07:18,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205345281] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:18,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271973414] [2021-06-14 04:07:18,910 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:18,959 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-14 04:07:18,959 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:18,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-14 04:07:18,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:19,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:19,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:19,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:07:19,789 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:19,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:19,792 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:19,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:19,795 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:19,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:19,798 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:19,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:19,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:19,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:07:19,801 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:19,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:19,804 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:19,832 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:07:19,832 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:19,833 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:07:19,833 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:07:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:19,878 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271973414] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:19,878 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:19,878 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 47 [2021-06-14 04:07:19,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938561387] [2021-06-14 04:07:19,878 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-14 04:07:19,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:19,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-14 04:07:19,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=2048, Unknown=0, NotChecked=0, Total=2162 [2021-06-14 04:07:19,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:19,879 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:19,879 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.1702127659574468) internal successors, (55), 47 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:19,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:19,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:19,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:22,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:22,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable323 [2021-06-14 04:07:22,414 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:22,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:22,415 INFO L82 PathProgramCache]: Analyzing trace with hash -335720452, now seen corresponding path program 30 times [2021-06-14 04:07:22,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:22,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016644103] [2021-06-14 04:07:22,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:22,809 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:22,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:22,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016644103] [2021-06-14 04:07:22,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016644103] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:22,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523821207] [2021-06-14 04:07:22,810 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:22,856 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-06-14 04:07:22,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:22,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-14 04:07:22,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:23,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:23,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:23,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:07:23,611 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:23,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:23,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:07:23,614 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:23,635 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:07:23,635 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:23,636 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:07:23,636 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:07:23,674 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:23,674 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523821207] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:23,674 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:23,674 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 47 [2021-06-14 04:07:23,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010697294] [2021-06-14 04:07:23,674 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-14 04:07:23,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:23,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-14 04:07:23,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=2048, Unknown=0, NotChecked=0, Total=2162 [2021-06-14 04:07:23,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:23,675 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:23,675 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 47 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:23,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:23,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:23,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:25,060 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable330 [2021-06-14 04:07:25,061 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:25,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:25,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1818484426, now seen corresponding path program 31 times [2021-06-14 04:07:25,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:25,061 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505564234] [2021-06-14 04:07:25,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:26,193 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:26,193 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:26,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505564234] [2021-06-14 04:07:26,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505564234] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:26,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1804934386] [2021-06-14 04:07:26,193 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:26,246 WARN L261 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 137 conjunts are in the unsatisfiable core [2021-06-14 04:07:26,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:27,999 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-06-14 04:07:28,278 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-06-14 04:07:28,601 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-06-14 04:07:28,912 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-06-14 04:07:29,257 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-06-14 04:07:29,563 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-06-14 04:07:29,876 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-06-14 04:07:30,233 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-06-14 04:07:30,554 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-06-14 04:07:30,872 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-06-14 04:07:30,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:30,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:31,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 89 [2021-06-14 04:07:31,036 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:31,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:31,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:31,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 91 [2021-06-14 04:07:31,087 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:31,100 INFO L628 ElimStorePlain]: treesize reduction 187, result has 5.6 percent of original size [2021-06-14 04:07:31,101 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:31,101 INFO L518 ElimStorePlain]: Eliminatee v_prenex_110 vanished before elimination [2021-06-14 04:07:31,101 INFO L518 ElimStorePlain]: Eliminatee v_prenex_111 vanished before elimination [2021-06-14 04:07:31,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:07:31,101 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:437, output treesize:11 [2021-06-14 04:07:31,109 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:31,109 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1804934386] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:31,109 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:31,109 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 49 [2021-06-14 04:07:31,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016032982] [2021-06-14 04:07:31,110 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-14 04:07:31,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:31,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-14 04:07:31,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=2222, Unknown=0, NotChecked=0, Total=2352 [2021-06-14 04:07:31,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:31,110 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:31,111 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.163265306122449) internal successors, (57), 49 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:31,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:31,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:32,720 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:33,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:33,753 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable333 [2021-06-14 04:07:33,753 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:33,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:33,753 INFO L82 PathProgramCache]: Analyzing trace with hash -539527364, now seen corresponding path program 32 times [2021-06-14 04:07:33,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:33,753 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691789136] [2021-06-14 04:07:33,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:34,254 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:34,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691789136] [2021-06-14 04:07:34,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691789136] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:34,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1045743971] [2021-06-14 04:07:34,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:34,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:07:34,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:34,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 54 conjunts are in the unsatisfiable core [2021-06-14 04:07:34,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:35,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:35,388 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:35,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:35,391 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:35,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:35,395 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:35,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:35,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:35,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:07:35,400 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:35,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:35,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:35,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:07:35,404 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:35,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:35,419 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:35,453 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:07:35,453 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:35,454 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:07:35,454 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:07:35,515 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:35,515 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1045743971] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:35,515 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:35,515 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 51 [2021-06-14 04:07:35,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384889629] [2021-06-14 04:07:35,516 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-14 04:07:35,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:35,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-14 04:07:35,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=2426, Unknown=0, NotChecked=0, Total=2550 [2021-06-14 04:07:35,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:35,517 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:35,517 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 1.1568627450980393) internal successors, (59), 51 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:35,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:35,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:35,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:35,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:35,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:35,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:35,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:38,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:38,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:07:38,559 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable371,35 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:38,559 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:38,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:38,559 INFO L82 PathProgramCache]: Analyzing trace with hash 400277132, now seen corresponding path program 33 times [2021-06-14 04:07:38,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:38,559 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351738196] [2021-06-14 04:07:38,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:39,005 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:39,006 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:39,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351738196] [2021-06-14 04:07:39,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351738196] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:39,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [166780683] [2021-06-14 04:07:39,006 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:39,055 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-14 04:07:39,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:39,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 54 conjunts are in the unsatisfiable core [2021-06-14 04:07:39,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:39,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:39,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:39,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:07:39,935 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:39,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:39,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:07:39,938 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:39,959 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:07:39,959 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:39,959 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:07:39,960 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:07:39,999 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:39,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [166780683] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:39,999 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:39,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 51 [2021-06-14 04:07:39,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560438124] [2021-06-14 04:07:40,000 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-14 04:07:40,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:40,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-14 04:07:40,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=2426, Unknown=0, NotChecked=0, Total=2550 [2021-06-14 04:07:40,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:40,000 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:40,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 1.1764705882352942) internal successors, (60), 51 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:40,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:07:40,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:07:41,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:07:41,378 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable378 [2021-06-14 04:07:41,379 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:41,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:41,379 INFO L82 PathProgramCache]: Analyzing trace with hash -477395802, now seen corresponding path program 34 times [2021-06-14 04:07:41,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:41,379 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598526757] [2021-06-14 04:07:41,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:42,960 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:42,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598526757] [2021-06-14 04:07:42,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598526757] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:42,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573134180] [2021-06-14 04:07:42,961 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:43,006 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:07:43,006 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:43,008 WARN L261 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 149 conjunts are in the unsatisfiable core [2021-06-14 04:07:43,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:44,884 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:45,233 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:45,622 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:45,981 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:46,327 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:46,717 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-06-14 04:07:47,078 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:47,417 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:47,736 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:48,110 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:48,489 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-06-14 04:07:48,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:48,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:48,696 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-06-14 04:07:48,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 96 [2021-06-14 04:07:48,701 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:48,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:48,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:07:48,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 98 [2021-06-14 04:07:48,770 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:48,786 INFO L628 ElimStorePlain]: treesize reduction 200, result has 5.2 percent of original size [2021-06-14 04:07:48,787 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-14 04:07:48,787 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:48,787 INFO L518 ElimStorePlain]: Eliminatee v_prenex_117 vanished before elimination [2021-06-14 04:07:48,789 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:07:48,790 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:470, output treesize:11 [2021-06-14 04:07:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:48,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573134180] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:48,865 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:48,865 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28] total 54 [2021-06-14 04:07:48,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931938498] [2021-06-14 04:07:48,866 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-14 04:07:48,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:48,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-14 04:07:48,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=2729, Unknown=0, NotChecked=0, Total=2862 [2021-06-14 04:07:48,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:48,867 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:48,867 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 54 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:48,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:48,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:48,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:48,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:07:48,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:07:48,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:52,803 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2021-06-14 04:07:54,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:54,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:07:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:54,469 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable381 [2021-06-14 04:07:54,469 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:54,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:54,469 INFO L82 PathProgramCache]: Analyzing trace with hash -1915452980, now seen corresponding path program 35 times [2021-06-14 04:07:54,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:54,469 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674474577] [2021-06-14 04:07:54,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 13 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:55,026 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:55,026 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674474577] [2021-06-14 04:07:55,026 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674474577] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:55,026 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734465786] [2021-06-14 04:07:55,026 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:55,089 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-14 04:07:55,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:55,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-14 04:07:55,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:07:56,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:56,199 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:56,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:07:56,202 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:56,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:56,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:56,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:07:56,206 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:56,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:56,210 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:56,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:56,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:07:56,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:07:56,214 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:56,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:07:56,216 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:07:56,245 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:07:56,245 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:07:56,246 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:07:56,246 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:07:56,296 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 13 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:56,296 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [734465786] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:56,297 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:07:56,297 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 55 [2021-06-14 04:07:56,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207593428] [2021-06-14 04:07:56,297 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-06-14 04:07:56,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:07:56,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-06-14 04:07:56,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=2836, Unknown=0, NotChecked=0, Total=2970 [2021-06-14 04:07:56,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:56,298 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:07:56,298 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 1.1454545454545455) internal successors, (63), 55 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:07:56,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:56,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:56,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:56,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:56,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:56,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:56,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:56,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:56,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:07:59,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:07:59,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:07:59,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:07:59,321 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable424 [2021-06-14 04:07:59,321 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:07:59,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:07:59,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1448682620, now seen corresponding path program 36 times [2021-06-14 04:07:59,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:07:59,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586971532] [2021-06-14 04:07:59,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:07:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:07:59,882 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:07:59,883 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:07:59,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586971532] [2021-06-14 04:07:59,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586971532] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:07:59,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173733422] [2021-06-14 04:07:59,883 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:07:59,942 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-14 04:07:59,942 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:07:59,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-14 04:07:59,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:00,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:00,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:00,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:08:00,941 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:00,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:00,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:08:00,944 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:00,966 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:08:00,966 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:08:00,967 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:08:00,967 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:08:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:01,010 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173733422] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:01,010 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:08:01,010 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 55 [2021-06-14 04:08:01,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796784320] [2021-06-14 04:08:01,011 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-06-14 04:08:01,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:08:01,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-06-14 04:08:01,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=2836, Unknown=0, NotChecked=0, Total=2970 [2021-06-14 04:08:01,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:01,012 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:08:01,012 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 1.1636363636363636) internal successors, (64), 55 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:01,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:02,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable431 [2021-06-14 04:08:02,854 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:08:02,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:08:02,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1958403254, now seen corresponding path program 37 times [2021-06-14 04:08:02,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:08:02,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898948433] [2021-06-14 04:08:02,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:08:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:04,570 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:08:04,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898948433] [2021-06-14 04:08:04,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898948433] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:04,571 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291007427] [2021-06-14 04:08:04,571 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:04,621 WARN L261 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 161 conjunts are in the unsatisfiable core [2021-06-14 04:08:04,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:06,792 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-06-14 04:08:07,221 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-06-14 04:08:07,695 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-06-14 04:08:08,087 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-06-14 04:08:08,498 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-06-14 04:08:08,927 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-06-14 04:08:09,355 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-06-14 04:08:09,777 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-06-14 04:08:10,245 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-06-14 04:08:10,621 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-06-14 04:08:11,034 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-06-14 04:08:11,456 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-06-14 04:08:11,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:11,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:11,660 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-06-14 04:08:11,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 105 [2021-06-14 04:08:11,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:11,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:11,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 103 [2021-06-14 04:08:11,730 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:11,743 INFO L628 ElimStorePlain]: treesize reduction 209, result has 5.0 percent of original size [2021-06-14 04:08:11,743 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:08:11,743 INFO L518 ElimStorePlain]: Eliminatee v_prenex_132 vanished before elimination [2021-06-14 04:08:11,743 INFO L518 ElimStorePlain]: Eliminatee v_prenex_133 vanished before elimination [2021-06-14 04:08:11,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:08:11,744 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:503, output treesize:11 [2021-06-14 04:08:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:11,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291007427] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:11,816 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:08:11,816 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30] total 58 [2021-06-14 04:08:11,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976106570] [2021-06-14 04:08:11,816 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-14 04:08:11,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:08:11,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-14 04:08:11,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=3162, Unknown=0, NotChecked=0, Total=3306 [2021-06-14 04:08:11,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:11,817 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:08:11,817 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 1.1724137931034482) internal successors, (68), 58 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:08:11,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:11,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:11,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:15,517 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2021-06-14 04:08:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:17,160 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable434 [2021-06-14 04:08:17,160 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:08:17,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:08:17,160 INFO L82 PathProgramCache]: Analyzing trace with hash 579873724, now seen corresponding path program 38 times [2021-06-14 04:08:17,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:08:17,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070961160] [2021-06-14 04:08:17,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:08:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:17,747 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:17,747 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:08:17,747 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070961160] [2021-06-14 04:08:17,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070961160] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:17,747 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1201946528] [2021-06-14 04:08:17,748 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:17,799 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:08:17,799 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:08:17,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 62 conjunts are in the unsatisfiable core [2021-06-14 04:08:17,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:19,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:08:19,071 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:19,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:08:19,074 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:19,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:08:19,077 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:19,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:19,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:19,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:08:19,081 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:19,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:08:19,084 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:19,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:19,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:08:19,088 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:19,116 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:08:19,116 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:08:19,117 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:08:19,117 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:08:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:19,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1201946528] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:19,171 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:08:19,171 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 59 [2021-06-14 04:08:19,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266358700] [2021-06-14 04:08:19,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-06-14 04:08:19,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:08:19,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-06-14 04:08:19,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=3278, Unknown=0, NotChecked=0, Total=3422 [2021-06-14 04:08:19,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:19,172 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:08:19,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.1355932203389831) internal successors, (67), 59 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:19,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:19,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:22,807 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable476,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:22,807 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:08:22,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:08:22,807 INFO L82 PathProgramCache]: Analyzing trace with hash 1788862220, now seen corresponding path program 39 times [2021-06-14 04:08:22,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:08:22,807 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108934216] [2021-06-14 04:08:22,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:08:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:23,380 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:23,380 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:08:23,380 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108934216] [2021-06-14 04:08:23,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108934216] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:23,380 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887193279] [2021-06-14 04:08:23,380 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:23,437 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-06-14 04:08:23,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:08:23,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 62 conjunts are in the unsatisfiable core [2021-06-14 04:08:23,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:24,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:24,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:24,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:08:24,615 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:24,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:24,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:08:24,618 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:24,639 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:08:24,640 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:08:24,640 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:08:24,641 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:08:24,686 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:24,686 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887193279] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:24,686 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:08:24,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 59 [2021-06-14 04:08:24,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508500916] [2021-06-14 04:08:24,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-06-14 04:08:24,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:08:24,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-06-14 04:08:24,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=3278, Unknown=0, NotChecked=0, Total=3422 [2021-06-14 04:08:24,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:24,688 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:08:24,688 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.152542372881356) internal successors, (68), 59 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:24,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:24,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:24,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:26,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:26,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:26,783 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable483,42 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:26,784 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:08:26,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:08:26,784 INFO L82 PathProgramCache]: Analyzing trace with hash -380931034, now seen corresponding path program 40 times [2021-06-14 04:08:26,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:08:26,784 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081481062] [2021-06-14 04:08:26,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:08:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:28,849 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:28,849 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:08:28,849 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081481062] [2021-06-14 04:08:28,849 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081481062] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:28,849 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729592616] [2021-06-14 04:08:28,849 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:28,913 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:08:28,913 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:08:28,915 WARN L261 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 173 conjunts are in the unsatisfiable core [2021-06-14 04:08:28,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:31,381 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-06-14 04:08:31,822 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-06-14 04:08:32,268 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-06-14 04:08:32,757 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-06-14 04:08:33,590 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-06-14 04:08:34,108 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-06-14 04:08:34,607 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-06-14 04:08:35,062 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-06-14 04:08:35,530 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-06-14 04:08:36,046 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-06-14 04:08:36,545 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-06-14 04:08:36,992 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-06-14 04:08:37,450 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-06-14 04:08:37,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:37,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:08:37,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 110 [2021-06-14 04:08:37,617 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:37,669 INFO L628 ElimStorePlain]: treesize reduction 375, result has 2.8 percent of original size [2021-06-14 04:08:37,670 INFO L518 ElimStorePlain]: Eliminatee v_prenex_150 vanished before elimination [2021-06-14 04:08:37,670 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:08:37,670 INFO L518 ElimStorePlain]: Eliminatee v_prenex_149 vanished before elimination [2021-06-14 04:08:37,671 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:08:37,671 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:536, output treesize:11 [2021-06-14 04:08:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:37,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729592616] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:37,771 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:08:37,771 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 32] total 62 [2021-06-14 04:08:37,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501515736] [2021-06-14 04:08:37,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-06-14 04:08:37,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:08:37,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-06-14 04:08:37,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=3628, Unknown=0, NotChecked=0, Total=3782 [2021-06-14 04:08:37,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:37,772 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:08:37,773 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 1.1612903225806452) internal successors, (72), 62 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:37,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:37,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:41,766 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 97 [2021-06-14 04:08:42,307 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-06-14 04:08:43,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:43,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:43,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:43,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:43,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:43,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:43,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:43,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:43,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:43,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:44,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable486 [2021-06-14 04:08:44,006 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:08:44,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:08:44,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1074954828, now seen corresponding path program 41 times [2021-06-14 04:08:44,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:08:44,007 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026405702] [2021-06-14 04:08:44,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:08:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 15 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:44,709 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:08:44,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026405702] [2021-06-14 04:08:44,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026405702] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:44,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493554705] [2021-06-14 04:08:44,709 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:44,788 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-06-14 04:08:44,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:08:44,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 66 conjunts are in the unsatisfiable core [2021-06-14 04:08:44,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:46,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:08:46,224 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:46,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:46,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:46,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:08:46,228 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:46,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:08:46,231 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:46,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:08:46,234 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:46,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:46,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:46,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:08:46,237 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:46,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:08:46,240 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:46,268 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:08:46,269 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:08:46,270 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:08:46,270 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:08:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 15 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:46,326 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493554705] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:46,326 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:08:46,326 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 63 [2021-06-14 04:08:46,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074470907] [2021-06-14 04:08:46,327 INFO L462 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-06-14 04:08:46,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:08:46,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-06-14 04:08:46,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=3752, Unknown=0, NotChecked=0, Total=3906 [2021-06-14 04:08:46,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:46,328 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:08:46,328 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 1.126984126984127) internal successors, (71), 63 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:46,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:46,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:08:50,564 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable530 [2021-06-14 04:08:50,564 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:08:50,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:08:50,565 INFO L82 PathProgramCache]: Analyzing trace with hash -101107460, now seen corresponding path program 42 times [2021-06-14 04:08:50,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:08:50,565 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547298616] [2021-06-14 04:08:50,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:08:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:51,305 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:08:51,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547298616] [2021-06-14 04:08:51,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547298616] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:51,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614747467] [2021-06-14 04:08:51,306 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:51,387 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-06-14 04:08:51,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:08:51,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 66 conjunts are in the unsatisfiable core [2021-06-14 04:08:51,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:52,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:52,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:52,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:08:52,867 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:52,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:08:52,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:08:52,870 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:08:52,892 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:08:52,893 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:08:52,893 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:08:52,894 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:08:52,942 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:52,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614747467] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:52,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:08:52,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 63 [2021-06-14 04:08:52,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078445564] [2021-06-14 04:08:52,943 INFO L462 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-06-14 04:08:52,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:08:52,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-06-14 04:08:52,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=3752, Unknown=0, NotChecked=0, Total=3906 [2021-06-14 04:08:52,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:52,944 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:08:52,944 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 1.1428571428571428) internal successors, (72), 63 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:52,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:52,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:08:52,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:08:55,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:08:55,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:55,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:08:55,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:08:55,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:08:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:08:55,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable537 [2021-06-14 04:08:55,380 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:08:55,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:08:55,380 INFO L82 PathProgramCache]: Analyzing trace with hash 1159551030, now seen corresponding path program 43 times [2021-06-14 04:08:55,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:08:55,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075847288] [2021-06-14 04:08:55,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:08:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:08:56,936 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:08:56,936 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075847288] [2021-06-14 04:08:56,936 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075847288] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:08:56,936 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072935619] [2021-06-14 04:08:56,936 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:08:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:08:56,989 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 185 conjunts are in the unsatisfiable core [2021-06-14 04:08:56,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:08:58,866 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-06-14 04:09:00,104 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:00,609 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:01,047 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-06-14 04:09:01,488 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-06-14 04:09:02,038 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:02,594 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:03,079 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-06-14 04:09:03,644 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:04,111 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-06-14 04:09:04,719 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:05,364 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:05,864 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-06-14 04:09:06,454 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-06-14 04:09:06,952 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-06-14 04:09:07,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:07,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:07,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 117 [2021-06-14 04:09:07,130 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:07,208 INFO L628 ElimStorePlain]: treesize reduction 397, result has 2.7 percent of original size [2021-06-14 04:09:07,208 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-14 04:09:07,208 INFO L518 ElimStorePlain]: Eliminatee v_prenex_171 vanished before elimination [2021-06-14 04:09:07,208 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:09:07,209 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:09:07,209 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:569, output treesize:11 [2021-06-14 04:09:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:09:07,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072935619] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:09:07,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:09:07,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34] total 66 [2021-06-14 04:09:07,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905574074] [2021-06-14 04:09:07,311 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-06-14 04:09:07,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:09:07,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-06-14 04:09:07,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=4111, Unknown=0, NotChecked=0, Total=4290 [2021-06-14 04:09:07,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:07,312 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:09:07,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 66 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:09:07,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:11,873 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2021-06-14 04:09:14,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:09:14,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:09:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:09:14,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:14,490 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable540 [2021-06-14 04:09:14,491 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:09:14,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:09:14,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1585258556, now seen corresponding path program 44 times [2021-06-14 04:09:14,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:09:14,491 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908820432] [2021-06-14 04:09:14,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:09:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:09:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:09:15,201 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:09:15,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908820432] [2021-06-14 04:09:15,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908820432] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:09:15,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1169351716] [2021-06-14 04:09:15,202 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:09:15,253 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:09:15,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:09:15,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 70 conjunts are in the unsatisfiable core [2021-06-14 04:09:15,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:09:16,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:16,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:16,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:09:16,840 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:16,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:09:16,843 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:16,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:16,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:16,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:09:16,847 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:16,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:09:16,850 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:16,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:09:16,853 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:16,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:09:16,855 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:16,884 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:09:16,884 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:09:16,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:09:16,885 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:09:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:09:16,944 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1169351716] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:09:16,944 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:09:16,944 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 67 [2021-06-14 04:09:16,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938190144] [2021-06-14 04:09:16,945 INFO L462 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-06-14 04:09:16,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:09:16,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-06-14 04:09:16,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=4258, Unknown=0, NotChecked=0, Total=4422 [2021-06-14 04:09:16,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:16,949 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:09:16,949 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 67 states, 67 states have (on average 1.1194029850746268) internal successors, (75), 67 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:09:16,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:09:16,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:16,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:16,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:09:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:16,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:09:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:09:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:09:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:09:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:09:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:20,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:09:20,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable585 [2021-06-14 04:09:20,936 INFO L430 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:09:20,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:09:20,936 INFO L82 PathProgramCache]: Analyzing trace with hash -512934004, now seen corresponding path program 45 times [2021-06-14 04:09:20,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:09:20,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581562134] [2021-06-14 04:09:20,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:09:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:09:21,634 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:09:21,634 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:09:21,634 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581562134] [2021-06-14 04:09:21,634 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581562134] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:09:21,634 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529442095] [2021-06-14 04:09:21,634 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:09:21,698 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-14 04:09:21,698 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:09:21,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 72 conjunts are in the unsatisfiable core [2021-06-14 04:09:21,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:09:23,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:23,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:23,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2021-06-14 04:09:23,270 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:23,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:23,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2021-06-14 04:09:23,274 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:23,294 INFO L628 ElimStorePlain]: treesize reduction 41, result has 34.9 percent of original size [2021-06-14 04:09:23,295 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:09:23,295 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:09:23,295 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:81, output treesize:12 [2021-06-14 04:09:23,347 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:09:23,347 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [529442095] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:09:23,347 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:09:23,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 67 [2021-06-14 04:09:23,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673454476] [2021-06-14 04:09:23,347 INFO L462 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-06-14 04:09:23,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:09:23,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-06-14 04:09:23,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=4258, Unknown=0, NotChecked=0, Total=4422 [2021-06-14 04:09:23,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:23,348 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:09:23,348 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 67 states, 67 states have (on average 1.1343283582089552) internal successors, (76), 67 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:09:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:09:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:09:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:09:25,670 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable592,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:09:25,671 INFO L430 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:09:25,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:09:25,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1277830054, now seen corresponding path program 46 times [2021-06-14 04:09:25,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:09:25,671 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521562837] [2021-06-14 04:09:25,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:09:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:09:28,363 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:09:28,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:09:28,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521562837] [2021-06-14 04:09:28,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521562837] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:09:28,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600762683] [2021-06-14 04:09:28,363 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:09:28,417 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:09:28,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:09:28,420 WARN L261 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 197 conjunts are in the unsatisfiable core [2021-06-14 04:09:28,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:09:30,875 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-06-14 04:09:32,278 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-06-14 04:09:32,975 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-06-14 04:09:33,629 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-06-14 04:09:34,131 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:34,719 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:35,319 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:36,049 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-06-14 04:09:36,772 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-06-14 04:09:37,374 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:37,982 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:38,700 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:39,331 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:40,115 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-06-14 04:09:40,786 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-06-14 04:09:41,563 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 171 [2021-06-14 04:09:41,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:41,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:41,826 INFO L244 Elim1Store]: Index analysis took 168 ms [2021-06-14 04:09:41,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 126 [2021-06-14 04:09:41,832 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:41,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:09:41,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:09:41,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 124 [2021-06-14 04:09:41,921 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:09:41,935 INFO L628 ElimStorePlain]: treesize reduction 248, result has 4.2 percent of original size [2021-06-14 04:09:41,935 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-14 04:09:41,936 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:09:41,936 INFO L518 ElimStorePlain]: Eliminatee v_prenex_189 vanished before elimination [2021-06-14 04:09:41,936 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:09:41,936 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:602, output treesize:11 [2021-06-14 04:09:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:09:42,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600762683] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:09:42,073 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:09:42,073 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36] total 70 [2021-06-14 04:09:42,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19342249] [2021-06-14 04:09:42,073 INFO L462 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-06-14 04:09:42,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:09:42,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-06-14 04:09:42,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=4688, Unknown=0, NotChecked=0, Total=4830 [2021-06-14 04:09:42,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:42,074 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:09:42,074 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 1.1428571428571428) internal successors, (80), 70 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:42,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:09:42,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:09:47,423 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2021-06-14 04:09:47,926 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 97 [2021-06-14 04:09:48,440 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 100 [2021-06-14 04:09:49,018 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 108 [2021-06-14 04:09:49,850 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 120 [2021-06-14 04:09:50,783 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 130 [2021-06-14 04:09:51,862 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 187 [2021-06-14 04:09:52,580 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 189 [2021-06-14 04:09:53,326 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2021-06-14 04:09:53,975 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2021-06-14 04:09:54,874 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 189 [2021-06-14 04:09:55,621 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2021-06-14 04:09:56,351 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2021-06-14 04:09:57,085 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 188 [2021-06-14 04:09:57,809 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 189 [2021-06-14 04:09:58,459 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 189 [2021-06-14 04:09:59,127 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 189 [2021-06-14 04:09:59,863 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 189 [2021-06-14 04:10:01,212 WARN L205 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 189 [2021-06-14 04:10:01,965 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2021-06-14 04:10:02,769 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 187 [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:02,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:02,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:03,143 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable595 [2021-06-14 04:10:03,143 INFO L430 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:10:03,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:10:03,144 INFO L82 PathProgramCache]: Analyzing trace with hash 956941004, now seen corresponding path program 47 times [2021-06-14 04:10:03,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:10:03,144 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547812171] [2021-06-14 04:10:03,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:10:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:10:03,899 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 17 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:03,899 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:10:03,899 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547812171] [2021-06-14 04:10:03,899 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547812171] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:03,899 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483477994] [2021-06-14 04:10:03,900 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:10:03,972 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-14 04:10:03,972 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:10:03,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 74 conjunts are in the unsatisfiable core [2021-06-14 04:10:03,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:10:05,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:10:05,817 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:05,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:10:05,821 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:05,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:10:05,824 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:05,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:05,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:05,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:10:05,828 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:05,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:05,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:05,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:10:05,833 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:05,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:10:05,836 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:05,866 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:10:05,866 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:10:05,867 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:10:05,867 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:10:05,932 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 17 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:05,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483477994] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:05,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:10:05,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 71 [2021-06-14 04:10:05,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750570732] [2021-06-14 04:10:05,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-14 04:10:05,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:10:05,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-14 04:10:05,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=4796, Unknown=0, NotChecked=0, Total=4970 [2021-06-14 04:10:05,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:05,934 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:10:05,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 1.1126760563380282) internal successors, (79), 71 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:05,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:10,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:10,329 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable644 [2021-06-14 04:10:10,330 INFO L430 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:10:10,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:10:10,330 INFO L82 PathProgramCache]: Analyzing trace with hash 337481084, now seen corresponding path program 48 times [2021-06-14 04:10:10,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:10:10,330 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58345454] [2021-06-14 04:10:10,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:10:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:10:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:11,209 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:10:11,209 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58345454] [2021-06-14 04:10:11,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58345454] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:11,209 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337502039] [2021-06-14 04:10:11,209 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:10:11,308 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-14 04:10:11,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:10:11,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 74 conjunts are in the unsatisfiable core [2021-06-14 04:10:11,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:10:13,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:13,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:13,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:10:13,127 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:13,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:13,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:10:13,131 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:13,155 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:10:13,156 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:10:13,156 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:10:13,156 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:10:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:13,212 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337502039] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:13,212 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:10:13,212 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 71 [2021-06-14 04:10:13,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661267308] [2021-06-14 04:10:13,212 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-14 04:10:13,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:10:13,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-14 04:10:13,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=4796, Unknown=0, NotChecked=0, Total=4970 [2021-06-14 04:10:13,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:13,213 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:10:13,213 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 1.1267605633802817) internal successors, (80), 71 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:10:13,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:13,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:13,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:13,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:13,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:13,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:13,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:10:15,412 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable651 [2021-06-14 04:10:15,412 INFO L430 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:10:15,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:10:15,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1870894006, now seen corresponding path program 49 times [2021-06-14 04:10:15,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:10:15,412 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016867488] [2021-06-14 04:10:15,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:10:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:10:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:17,690 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:10:17,690 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016867488] [2021-06-14 04:10:17,690 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016867488] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:17,690 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550158272] [2021-06-14 04:10:17,690 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:10:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:10:17,761 WARN L261 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 209 conjunts are in the unsatisfiable core [2021-06-14 04:10:17,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:10:20,293 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-06-14 04:10:21,711 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:22,378 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:23,000 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:23,661 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:24,243 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:24,872 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:25,634 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:26,278 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:27,072 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:27,809 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:28,428 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:29,115 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:29,851 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:30,483 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 180 [2021-06-14 04:10:31,205 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:32,018 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 180 [2021-06-14 04:10:32,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:32,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:10:32,223 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-06-14 04:10:32,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 136 disjoint index pairs (out of 153 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 131 [2021-06-14 04:10:32,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:32,278 INFO L628 ElimStorePlain]: treesize reduction 441, result has 2.4 percent of original size [2021-06-14 04:10:32,278 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:10:32,278 INFO L518 ElimStorePlain]: Eliminatee v_prenex_210 vanished before elimination [2021-06-14 04:10:32,278 INFO L518 ElimStorePlain]: Eliminatee v_prenex_211 vanished before elimination [2021-06-14 04:10:32,279 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:10:32,279 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:635, output treesize:11 [2021-06-14 04:10:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:32,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1550158272] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:32,381 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:10:32,381 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 38] total 74 [2021-06-14 04:10:32,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728838613] [2021-06-14 04:10:32,381 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-14 04:10:32,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:10:32,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-14 04:10:32,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=5218, Unknown=0, NotChecked=0, Total=5402 [2021-06-14 04:10:32,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:32,382 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:10:32,383 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 1.135135135135135) internal successors, (84), 74 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:32,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:10:32,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:37,987 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2021-06-14 04:10:38,479 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2021-06-14 04:10:38,970 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2021-06-14 04:10:39,723 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 123 [2021-06-14 04:10:42,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:42,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:42,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:42,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:42,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:10:42,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:10:42,781 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable654 [2021-06-14 04:10:42,781 INFO L430 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:10:42,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:10:42,782 INFO L82 PathProgramCache]: Analyzing trace with hash -2132912964, now seen corresponding path program 50 times [2021-06-14 04:10:42,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:10:42,782 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932244995] [2021-06-14 04:10:42,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:10:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:10:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:43,657 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:10:43,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932244995] [2021-06-14 04:10:43,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932244995] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:43,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620037702] [2021-06-14 04:10:43,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:10:43,714 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:10:43,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:10:43,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 78 conjunts are in the unsatisfiable core [2021-06-14 04:10:43,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:10:45,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:45,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:45,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:10:45,735 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:45,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:10:45,738 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:45,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:10:45,741 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:45,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:10:45,744 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:45,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:10:45,747 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:45,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:45,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:10:45,751 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:45,780 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:10:45,781 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:10:45,782 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:10:45,782 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:10:45,849 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:45,849 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620037702] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:45,850 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:10:45,850 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 75 [2021-06-14 04:10:45,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473001372] [2021-06-14 04:10:45,850 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-06-14 04:10:45,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:10:45,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-06-14 04:10:45,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=5366, Unknown=0, NotChecked=0, Total=5550 [2021-06-14 04:10:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:45,851 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:10:45,851 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 1.1066666666666667) internal successors, (83), 75 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:10:45,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:45,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:45,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:45,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:45,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:45,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:10:45,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:51,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:10:51,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:10:51,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:10:51,273 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable705,53 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:10:51,273 INFO L430 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:10:51,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:10:51,274 INFO L82 PathProgramCache]: Analyzing trace with hash 138665996, now seen corresponding path program 51 times [2021-06-14 04:10:51,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:10:51,274 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489904195] [2021-06-14 04:10:51,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:10:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:10:52,119 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:52,119 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:10:52,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489904195] [2021-06-14 04:10:52,120 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489904195] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:52,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791718906] [2021-06-14 04:10:52,120 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:10:52,195 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-14 04:10:52,195 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:10:52,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 78 conjunts are in the unsatisfiable core [2021-06-14 04:10:52,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:10:54,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:54,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:54,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:10:54,146 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:54,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:10:54,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:10:54,150 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:10:54,175 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:10:54,176 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:10:54,176 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:10:54,176 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:10:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:54,236 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791718906] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:54,236 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:10:54,236 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 75 [2021-06-14 04:10:54,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873540489] [2021-06-14 04:10:54,236 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-06-14 04:10:54,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:10:54,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-06-14 04:10:54,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=5366, Unknown=0, NotChecked=0, Total=5550 [2021-06-14 04:10:54,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:54,237 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:10:54,237 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 1.12) internal successors, (84), 75 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:10:54,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:54,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:54,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:54,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:54,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:54,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:10:54,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:10:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:10:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:10:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:10:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:10:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:10:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:10:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:10:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:10:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:10:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:10:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:10:56,619 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable712 [2021-06-14 04:10:56,620 INFO L430 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:10:56,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:10:56,620 INFO L82 PathProgramCache]: Analyzing trace with hash 2593574, now seen corresponding path program 52 times [2021-06-14 04:10:56,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:10:56,620 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028923190] [2021-06-14 04:10:56,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:10:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:10:59,484 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:10:59,485 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:10:59,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028923190] [2021-06-14 04:10:59,485 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028923190] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:10:59,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1954303664] [2021-06-14 04:10:59,485 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:10:59,546 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:10:59,546 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:10:59,549 WARN L261 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 221 conjunts are in the unsatisfiable core [2021-06-14 04:10:59,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:11:02,610 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-06-14 04:11:04,327 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-06-14 04:11:05,091 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-06-14 04:11:05,773 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:06,559 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-06-14 04:11:07,270 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:07,998 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:08,795 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-06-14 04:11:09,567 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:10,321 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:11,054 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:11,788 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:12,574 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:13,391 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:14,192 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:15,031 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:15,950 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 189 [2021-06-14 04:11:16,737 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2021-06-14 04:11:16,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:16,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:16,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:17,050 INFO L244 Elim1Store]: Index analysis took 223 ms [2021-06-14 04:11:17,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 153 disjoint index pairs (out of 171 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 138 [2021-06-14 04:11:17,056 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:17,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:17,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 153 disjoint index pairs (out of 171 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 140 [2021-06-14 04:11:17,167 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:17,305 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 114 [2021-06-14 04:11:17,305 INFO L628 ElimStorePlain]: treesize reduction 249, result has 48.8 percent of original size [2021-06-14 04:11:17,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:17,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-06-14 04:11:17,310 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:17,357 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:11:17,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:11:17,465 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-06-14 04:11:17,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 153 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 125 [2021-06-14 04:11:17,471 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:17,481 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:11:17,481 INFO L518 ElimStorePlain]: Eliminatee v_prenex_226 vanished before elimination [2021-06-14 04:11:17,482 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-14 04:11:17,482 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:873, output treesize:22 [2021-06-14 04:11:17,651 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:11:17,651 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1954303664] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:11:17,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:11:17,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 40] total 79 [2021-06-14 04:11:17,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771317228] [2021-06-14 04:11:17,652 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-14 04:11:17,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:11:17,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-14 04:11:17,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=5998, Unknown=0, NotChecked=0, Total=6162 [2021-06-14 04:11:17,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:11:17,653 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:11:17,653 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 1.1139240506329113) internal successors, (88), 79 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:11:17,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:11:17,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:17,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:11:24,812 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2021-06-14 04:11:25,439 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 109 [2021-06-14 04:11:26,071 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 114 [2021-06-14 04:11:26,685 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 120 [2021-06-14 04:11:27,630 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2021-06-14 04:11:28,618 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 138 [2021-06-14 04:11:29,829 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 205 [2021-06-14 04:11:30,642 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2021-06-14 04:11:31,447 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:32,275 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2021-06-14 04:11:33,022 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 205 [2021-06-14 04:11:33,800 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 205 [2021-06-14 04:11:34,632 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:35,424 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 205 [2021-06-14 04:11:36,202 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 204 [2021-06-14 04:11:37,020 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:37,844 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:38,596 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:39,361 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:40,137 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:41,001 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2021-06-14 04:11:41,878 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2021-06-14 04:11:42,726 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 205 [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:42,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:11:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:11:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:42,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:11:43,151 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable715 [2021-06-14 04:11:43,151 INFO L430 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:11:43,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:11:43,152 INFO L82 PathProgramCache]: Analyzing trace with hash 79315788, now seen corresponding path program 53 times [2021-06-14 04:11:43,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:11:43,152 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126721391] [2021-06-14 04:11:43,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:11:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:11:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 19 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:11:44,088 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:11:44,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126721391] [2021-06-14 04:11:44,088 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126721391] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:11:44,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926482982] [2021-06-14 04:11:44,088 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:11:44,159 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-14 04:11:44,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:11:44,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 82 conjunts are in the unsatisfiable core [2021-06-14 04:11:44,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:11:46,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:11:46,419 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:46,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:46,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:46,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:11:46,423 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:46,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:11:46,426 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:46,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:11:46,429 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:46,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:11:46,439 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:46,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:46,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:11:46,443 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:46,473 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:11:46,474 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:11:46,474 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:11:46,475 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:11:46,545 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 19 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:11:46,545 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [926482982] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:11:46,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:11:46,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 79 [2021-06-14 04:11:46,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441809876] [2021-06-14 04:11:46,546 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-14 04:11:46,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:11:46,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-14 04:11:46,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=5968, Unknown=0, NotChecked=0, Total=6162 [2021-06-14 04:11:46,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:11:46,546 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:11:46,547 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 1.1012658227848102) internal successors, (87), 79 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:11:46,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:11:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:11:46,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:11:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:11:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:11:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:11:52,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:11:52,410 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable796 [2021-06-14 04:11:52,411 INFO L430 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:11:52,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:11:52,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1778786812, now seen corresponding path program 54 times [2021-06-14 04:11:52,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:11:52,411 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563298639] [2021-06-14 04:11:52,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:11:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:11:53,533 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:11:53,533 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:11:53,533 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563298639] [2021-06-14 04:11:53,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563298639] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:11:53,533 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915504678] [2021-06-14 04:11:53,533 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:11:53,608 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-14 04:11:53,608 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:11:53,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 82 conjunts are in the unsatisfiable core [2021-06-14 04:11:53,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:11:55,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:55,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:55,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:11:55,817 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:55,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:11:55,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:11:55,820 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:11:55,847 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:11:55,847 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:11:55,848 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:11:55,848 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:11:55,910 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:11:55,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915504678] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:11:55,911 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:11:55,911 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 79 [2021-06-14 04:11:55,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941474177] [2021-06-14 04:11:55,911 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-14 04:11:55,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:11:55,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-14 04:11:55,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=5968, Unknown=0, NotChecked=0, Total=6162 [2021-06-14 04:11:55,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:11:55,911 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:11:55,912 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 1.1139240506329113) internal successors, (88), 79 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:55,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:11:55,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:11:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:11:58,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-14 04:11:58,871 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable803,57 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:11:58,871 INFO L430 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:11:58,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:11:58,871 INFO L82 PathProgramCache]: Analyzing trace with hash -693268682, now seen corresponding path program 55 times [2021-06-14 04:11:58,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:11:58,872 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530603571] [2021-06-14 04:11:58,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:11:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:12:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:12:01,796 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:12:01,796 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530603571] [2021-06-14 04:12:01,796 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530603571] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:12:01,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261389978] [2021-06-14 04:12:01,797 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:12:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:12:01,868 WARN L261 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 233 conjunts are in the unsatisfiable core [2021-06-14 04:12:01,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:12:05,349 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-06-14 04:12:07,155 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:07,976 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:08,827 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:09,617 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:10,519 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:11,320 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:12,137 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:13,016 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:13,854 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:14,666 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:15,594 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:16,783 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:17,662 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:18,572 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:19,449 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:20,337 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:21,458 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 198 [2021-06-14 04:12:22,412 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2021-06-14 04:12:22,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:12:22,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:12:22,783 INFO L244 Elim1Store]: Index analysis took 278 ms [2021-06-14 04:12:22,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 147 [2021-06-14 04:12:22,790 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:22,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:12:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:22,907 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-06-14 04:12:22,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 145 [2021-06-14 04:12:22,915 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:23,097 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 119 [2021-06-14 04:12:23,098 INFO L628 ElimStorePlain]: treesize reduction 256, result has 49.2 percent of original size [2021-06-14 04:12:23,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:12:23,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-06-14 04:12:23,104 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:23,166 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:12:23,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 04:12:23,274 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-06-14 04:12:23,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 171 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 132 [2021-06-14 04:12:23,280 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:23,290 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 04:12:23,290 INFO L518 ElimStorePlain]: Eliminatee v_prenex_249 vanished before elimination [2021-06-14 04:12:23,291 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-14 04:12:23,291 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:917, output treesize:22 [2021-06-14 04:12:23,467 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:12:23,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [261389978] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:12:23,468 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:12:23,468 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 42] total 83 [2021-06-14 04:12:23,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945483037] [2021-06-14 04:12:23,468 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-14 04:12:23,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:12:23,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-14 04:12:23,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=6634, Unknown=0, NotChecked=0, Total=6806 [2021-06-14 04:12:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:12:23,469 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:12:23,469 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 1.108433734939759) internal successors, (92), 83 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:12:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:12:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-14 04:12:23,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:12:29,856 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2021-06-14 04:12:30,505 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-06-14 04:12:31,106 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 107 [2021-06-14 04:12:31,767 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2021-06-14 04:12:32,467 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 114 [2021-06-14 04:12:33,131 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 117 [2021-06-14 04:12:33,816 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 127 [2021-06-14 04:12:35,044 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2021-06-14 04:12:36,293 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 143 [2021-06-14 04:12:37,648 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 214 [2021-06-14 04:12:38,626 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 214 [2021-06-14 04:12:39,553 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:40,436 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:41,313 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:42,222 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:43,190 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 214 [2021-06-14 04:12:44,110 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:45,017 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:45,927 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 214 [2021-06-14 04:12:46,758 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:47,614 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:48,509 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 214 [2021-06-14 04:12:49,392 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:50,378 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:51,272 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 214 [2021-06-14 04:12:52,183 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 214 [2021-06-14 04:12:53,075 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 214 [2021-06-14 04:12:53,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:12:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:12:53,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:12:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-14 04:12:53,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-14 04:12:53,532 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable806,58 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:12:53,533 INFO L430 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:12:53,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:12:53,533 INFO L82 PathProgramCache]: Analyzing trace with hash -17577668, now seen corresponding path program 56 times [2021-06-14 04:12:53,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:12:53,533 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063843778] [2021-06-14 04:12:53,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:12:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:12:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 20 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:12:54,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:12:54,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063843778] [2021-06-14 04:12:54,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063843778] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:12:54,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787099564] [2021-06-14 04:12:54,622 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:12:54,681 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:12:54,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:12:54,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 86 conjunts are in the unsatisfiable core [2021-06-14 04:12:54,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:12:57,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:12:57,196 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:57,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:12:57,199 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:12:57,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:12:57,200 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:57,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:12:57,203 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:57,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-14 04:12:57,206 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:57,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-14 04:12:57,209 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:57,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:12:57,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-14 04:12:57,212 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 04:12:57,243 INFO L628 ElimStorePlain]: treesize reduction 40, result has 39.4 percent of original size [2021-06-14 04:12:57,244 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:12:57,245 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 04:12:57,245 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:119, output treesize:20 [2021-06-14 04:12:57,319 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 20 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:12:57,319 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787099564] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:12:57,319 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:12:57,319 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 83 [2021-06-14 04:12:57,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458574694] [2021-06-14 04:12:57,319 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-14 04:12:57,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:12:57,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-14 04:12:57,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=6602, Unknown=0, NotChecked=0, Total=6806 [2021-06-14 04:12:57,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:12:57,320 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:12:57,320 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 1.0963855421686748) internal successors, (91), 83 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:12:57,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:12:57,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:12:57,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:12:57,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:12:57,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:12:57,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:12:57,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:12:57,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:12:57,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:12:57,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:12:57,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-14 04:12:57,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-14 04:12:57,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:13:03,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:13:03,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:13:03,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:13:03,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:13:03,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:13:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:13:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:13:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:13:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:13:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-14 04:13:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-14 04:13:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-06-14 04:13:03,447 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable880 [2021-06-14 04:13:03,447 INFO L430 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:13:03,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:13:03,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1126416524, now seen corresponding path program 57 times [2021-06-14 04:13:03,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:13:03,447 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866280600] [2021-06-14 04:13:03,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:13:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:13:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:13:04,467 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:13:04,467 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866280600] [2021-06-14 04:13:04,467 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866280600] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:13:04,467 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103634130] [2021-06-14 04:13:04,467 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:13:04,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-14 04:13:04,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:13:04,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 86 conjunts are in the unsatisfiable core [2021-06-14 04:13:04,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:13:07,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:13:07,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:13:07,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-14 04:13:07,042 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 04:13:07,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-14 04:13:07,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-14 04:13:07,046 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 04:13:07,075 INFO L628 ElimStorePlain]: treesize reduction 33, result has 35.3 percent of original size [2021-06-14 04:13:07,075 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-06-14 04:13:07,076 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-14 04:13:07,076 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:12 [2021-06-14 04:13:07,142 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:13:07,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103634130] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:13:07,143 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:13:07,143 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 83 [2021-06-14 04:13:07,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993302519] [2021-06-14 04:13:07,143 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-14 04:13:07,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:13:07,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-14 04:13:07,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=6602, Unknown=0, NotChecked=0, Total=6806 [2021-06-14 04:13:07,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:13:07,144 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:13:07,144 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 1.108433734939759) internal successors, (92), 83 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:13:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:13:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-06-14 04:13:07,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:13:09,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:13:09,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:13:09,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:13:09,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:13:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-14 04:13:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-06-14 04:13:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-14 04:13:09,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable887,60 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:13:09,997 INFO L430 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:13:09,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:13:09,997 INFO L82 PathProgramCache]: Analyzing trace with hash 558088870, now seen corresponding path program 58 times [2021-06-14 04:13:09,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:13:09,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129691633] [2021-06-14 04:13:09,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:13:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:13:12,615 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:13:12,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:13:12,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129691633] [2021-06-14 04:13:12,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129691633] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:13:12,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078508040] [2021-06-14 04:13:12,615 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:13:12,678 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:13:12,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:13:12,681 WARN L261 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 245 conjunts are in the unsatisfiable core [2021-06-14 04:13:12,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:13:16,371 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-06-14 04:13:18,358 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-06-14 04:13:19,369 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 207 [2021-06-14 04:13:20,241 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2021-06-14 04:13:20,679 WARN L227 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2021-06-14 04:13:20,681 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-06-14 04:13:20,881 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable890,61 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:13:20,882 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:173) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:140) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:582) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:561) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:364) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:238) ... 53 more [2021-06-14 04:13:20,885 INFO L168 Benchmark]: Toolchain (without parser) took 443762.85 ms. Allocated memory was 179.3 MB in the beginning and 570.4 MB in the end (delta: 391.1 MB). Free memory was 159.7 MB in the beginning and 369.7 MB in the end (delta: -210.0 MB). Peak memory consumption was 462.3 MB. Max. memory is 8.0 GB. [2021-06-14 04:13:20,885 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 179.3 MB. Free memory is still 161.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 04:13:20,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.00 ms. Allocated memory is still 179.3 MB. Free memory was 159.7 MB in the beginning and 158.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 04:13:20,885 INFO L168 Benchmark]: Boogie Preprocessor took 23.02 ms. Allocated memory is still 179.3 MB. Free memory was 158.2 MB in the beginning and 157.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 04:13:20,885 INFO L168 Benchmark]: RCFGBuilder took 351.86 ms. Allocated memory is still 179.3 MB. Free memory was 157.1 MB in the beginning and 140.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-06-14 04:13:20,885 INFO L168 Benchmark]: TraceAbstraction took 443349.88 ms. Allocated memory was 179.3 MB in the beginning and 570.4 MB in the end (delta: 391.1 MB). Free memory was 139.8 MB in the beginning and 369.7 MB in the end (delta: -229.9 MB). Peak memory consumption was 442.4 MB. Max. memory is 8.0 GB. [2021-06-14 04:13:20,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 179.3 MB. Free memory is still 161.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 28.00 ms. Allocated memory is still 179.3 MB. Free memory was 159.7 MB in the beginning and 158.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 23.02 ms. Allocated memory is still 179.3 MB. Free memory was 158.2 MB in the beginning and 157.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 351.86 ms. Allocated memory is still 179.3 MB. Free memory was 157.1 MB in the beginning and 140.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 443349.88 ms. Allocated memory was 179.3 MB in the beginning and 570.4 MB in the end (delta: 391.1 MB). Free memory was 139.8 MB in the beginning and 369.7 MB in the end (delta: -229.9 MB). Peak memory consumption was 442.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...